<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <div id="app">
        <button @click="btnClick" type="">click</button>
        
        <!-- keyCode -->
        <input @keyup.left="inpKeyup" type="text">
    </div>
        <script src="js/vue.js"></script>
        <script>
            let myApp = new Vue({
                el:'#app',
                data:{

                },
                methods:{
                    btnClick(){
                        console.log('按钮被点击了')
                    },
                    inpKeyup(){
                        console.log('input键盘被抬起')
                    }
                }
            })
        </script>
    
</body>
</html>